

import  './style/a.less'
import './style/b.css'
import './style/c.scss'
const a = [1,2,3].map((m)=>m);
console.log(a);
const b = [1,2,3].reduce((a,b)=>{return a+b},0);
console.log(b);
console.log(sum());
import(/* webpackChunkName:'sum' */'./js/sum').then((r)=>{
    console.log(r)
}).catch((e)=>{
    console.log(e)
})
if(module.hot){
    module.hot.accept("./js/sum");
}